Messages in this thread Patch in this message | | | From | Martin Kepplinger <> | Subject | [PATCH v3 4/5] arm64: dts: librem5: protect some partitions of the nor-flash | Date | Fri, 19 Feb 2021 11:04:38 +0100 |
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From: Angus Ainslie <angus@akkea.ca>
These sections should be read only as they contain important data.
Signed-off-by: Angus Ainslie <angus@akkea.ca> Signed-off-by: Martin Kepplinger <martin.kepplinger@puri.sm> --- .../boot/dts/freescale/imx8mq-librem5.dtsi | 17 +++++++++++++++++ 1 file changed, 17 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi index c2bbbdeb93e3..d39ae27c8e42 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi @@ -258,6 +258,23 @@ compatible = "jedec,spi-nor"; reg = <0>; spi-max-frequency = <1000000>; + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + label = "protected0"; + reg = <0x0 0x30000>; + read-only; + }; + partition@30000 { + label = "protected1"; + reg = <0x30000 0x10000>; + read-only; + }; + partition@40000 { + label = "rw"; + reg = <0x40000 0x1C0000>; + }; }; }; -- 2.20.1
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